When I publish my offer in Sandbox, I'm getting an error. Offer{
"offerId": "9516998010", "sku": "455ce5ebd9a17ec7202b0cd9a9983064",
"marketplaceId": "EBAY_US", "format": "FIXED_PRICE",
"availableQuantity": 1, "pricingSummary": { "price": { "value":
...
